France vs France — 1970 vs 1974
| GS Birotor | CX GTi Turbo | |
|---|---|---|
| Horsepower | 107 hp | 168 hp |
| Torque | 100 lb-ft | 203 lb-ft |
| Engine Size | 1,990 cc | 2,500 cc |
| 0-60 mph | 13.5 sec | 7.9 sec |
| Top Speed | 109 mph | 137 mph |
| ¼ Mile | 19.2 sec | 16.0 sec |
| Weight | 2,425 lbs | 3,042 lbs |
| Wheelbase | 2,550 mm | 2,900 mm |
| Length | 4,120 mm | 4,770 mm |
| Units Produced | 847 | — |
| Value (Excellent) | $120,000 | $45,000 |
| Collectibility | 9/10 | 7/10 |
| Rarity | 10/10 | 7/10 |
The 1974 Citroen CX GTi Turbo emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1970 Citroen GS Birotor counters with lighter weight, stronger collectibility, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
The 1970 Citroen GS Birotor and 1974 Citroen CX GTi Turbo share a manufacturer in Citroen, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Citroen brand. The 1974 Citroen CX GTi Turbo holds a clear advantage in raw power with 168 hp compared to 107 hp, a 61-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Citroen GS uses a Twin-rotor Wankel displacing 1,990 cc, while the Citroen CX relies on a Inline-4 SOHC Turbo with 2,500 cc. In the sprint to 60 mph, the 1974 Citroen CX GTi Turbo edges ahead at 7.9 seconds versus 13.5 seconds. The Citroen GS carries a weight advantage, tipping the scales 617 lbs lighter. On the collector market, the 1970 Citroen GS Birotor commands a significant premium over the 1974 Citroen CX GTi Turbo, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1970 Citroen GS Birotor rates higher among enthusiasts and auction houses.